Description
Comparison points and tradeoffs
When comparing 37 Tooth 420 Chain Set, Front Rear Drive Sprocket Set, for Chinese 50cc 70cc 90cc 110cc 125cc Mini Bike ATV Go Kart with other Chain & Sprocket Kits options, use this source-backed detail as the primary discriminator: Extended Chain Life: Designed to minimize transmission friction, this sprocket kit significantly extends chain life and reduces the frequency of replacement, saving you time and money in the long run.
Use this second fact to evaluate the tradeoff: Product Specification Product Type: 420 Chain Gear Kit Rear Drive Gear: 37 teeth Front Drive Gear: 17 teeth Front Gear Diameter: 17mm FItment: Replacement for 50cc 70cc 90cc 110cc 125cc Mini Bike ATV Go Kart Material: High strength alloy steel Chain Type: 420 chain Installation: Simple installation design, suitable for quick replacement Package Includes. A third point to compare across alternatives is: Wide Compatibility: The sprocket kit is suitable for a wide range of 50cc-125cc motorcycles, which ensures fit and smooth operation for a wide range of models.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
Product Specification
Product Type: 420 Chain Gear Kit
Rear Drive Gear: 37 teeth
Front Drive Gear: 17 teeth
Front Gear Diameter: 17mm
FItment:
Replacement for 50cc 70cc 90cc 110cc 125cc Mini Bike ATV Go Kart
Material: High strength alloy steel
Chain Type: 420 chain
Installation: Simple installation design, suitable for quick replacement
Package Includes:
- 1 x Front Drive Gear
- 1 x Rear Drive Gear
- 1 x Chain
- 1 x Fixing plate
- 1 x Screw kit
Caution:
Please ensure that you check compatibility before installation to ensure optimum performance
Regular maintenance and checking the chain and gears for wear is recommended
Source product highlights
- Wide Compatibility: The sprocket kit is suitable for a wide range of 50cc-125cc motorcycles, which ensures fit and smooth operation for a wide range of models
- Enhanced Strength and Durability: Our kits are heat-treated for superior strength and durability to withstand the toughest riding conditions and ensure long-lasting performance
- Extended Chain Life: Designed to minimize transmission friction, this sprocket kit significantly extends chain life and reduces the frequency of replacement, saving you time and money in the long run
- Easy Installation: Designed for quick and easy installation, this sprocket kit allows you to effortlessly upgrade your bike, mini-bike, ATV or go-kart and get you back on the road in no time
- Complete Convenience Kit: The 420 sprocket kit comes with all the necessary components, including the chain, front and rear sprockets, mounting plates and screws to ensure a smooth installation




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